From 525d855c60acfa9868acd0b2a9d5ddcfd767e935 Mon Sep 17 00:00:00 2001 From: James Almer Date: Fri, 18 Oct 2019 20:53:10 -0300 Subject: [PATCH] avformat/nutenc: don't allocate a dynamic AVIOContext if no index is going to be written Fixes ticket #8295 Signed-off-by: James Almer (cherry picked from commit 1d479300cbe0522c233b7d51148aea2b29bd29ad) Signed-off-by: Michael Niedermayer --- libavformat/nutenc.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/libavformat/nutenc.c b/libavformat/nutenc.c index 2c2334a69c..7405dc28cc 100644 --- a/libavformat/nutenc.c +++ b/libavformat/nutenc.c @@ -1171,8 +1171,11 @@ static int nut_write_trailer(AVFormatContext *s) while (nut->header_count < 3) write_headers(s, bc); + if (!nut->sp_count) + return 0; + ret = avio_open_dyn_buf(&dyn_bc); - if (ret >= 0 && nut->sp_count) { + if (ret >= 0) { av_assert1(nut->write_index); // sp_count should be 0 if no index is going to be written write_index(nut, dyn_bc); put_packet(nut, bc, dyn_bc, 1, INDEX_STARTCODE);